Subject-Verb Agreement‏‎ in English Grammar

Subject-Verb Agreement means that a singular subject takes a singular verb‏‎ and a plural subject takes a plural verb.

For example:

My brother is in town.
My brothers are in town.

In the first example the subject is singular: my brother. This makes the verb singular: is.

In the second example the subject is plural: my brothers. This makes the verb plural: are.

Subject

The first step is to identify whether the subject is singular or